Remove obsolete repository writes

AGENTS.md

@@ -21,6 +21,9 @@ It must support circuits, device rows, project devices, drag-and-drop restructur
   `src/frontend/components/circuit-grid-*.ts` modules.
 - Critical multi-write commands use injected transaction repositories with real
   SQLite commit/rollback tests.
+- General Circuit, CircuitDeviceRow, CircuitList and DistributionBoard
+  repositories expose only active reads. Runtime writes belong in typed command
+  repositories; direct integration fixtures belong under `tests/support`.
 
 The supported runtime model is Circuit-First. The former Consumer UI and API are
 removed. Retained `consumers` rows, migration mappings and reports are upgrade-only

docs/current-architecture.md

@@ -231,6 +231,13 @@ Kopieren in ein Projekt erzeugt ein eigenständiges Projektgerät.
 - `npm run db:backup` erzeugt ein konsistentes und verifiziertes Online-Backup.
 - Angewendete Migrationen werden niemals nachträglich verändert.
 - `db:migrate:legacy-consumers` ist Upgrade-Werkzeug, kein Anwendungspfad.
+- Allgemeine Circuit-, Gerätezeilen-, CircuitList- und DistributionBoard-
+  Repositories stellen im Anwendungspfad nur noch benötigte Leseabfragen bereit.
+  Fachliche Schreibvorgänge liegen in den typisierten Command-Repositories;
+  Upgrade-Schreibvorgänge bleiben in expliziten Migrationsadaptern.
+- Die vollständige Verteilungs-Testfixture liegt unter
+  `tests/support/distribution-board-fixture.ts` und ist kein exportierter
+  Produktions-Schreibweg.
 
 PostgreSQL ist bewusst nicht implementiert. Die Domainregeln und
 Transaktionsgrenzen sollen portabel bleiben; Schema und Betriebsmodell benötigen

docs/development-workflow.md

@@ -83,6 +83,9 @@ Invoke-WebRequest http://localhost:3000/health
 ```
 
 Bei sichtbaren Editoränderungen ist außerdem ein kurzer GUI-Test erforderlich.
+Testaufbau, der vollständige Projektstrukturen direkt einfügt, gehört nach
+`tests/support`. Produktions-Repositories dürfen nicht nur für Testfixtures
+erneut direkte Schreibmethoden erhalten.
 
 ## Migrationen
 

docs/spec/07-implementation-phases-todo.md

@@ -326,8 +326,9 @@ Implemented foundation:
 
 - database contexts can be created independently from the production singleton
 - SQLite foreign-key enforcement is enabled explicitly for every context
-- the distribution-board repository receives its database dependency explicitly
+- the read-only distribution-board repository receives its database dependency explicitly
-- distribution-board setup has real in-memory SQLite commit and rollback coverage using production migrations
+- distribution-board setup uses its persistent command repository with real
+  in-memory SQLite commit and rollback coverage using production migrations
 - database backups use SQLite's online backup API and include committed WAL data
 - every backup is opened independently and checked for integrity and foreign-key violations
 - an integration test restores the backup into a separate database and verifies its snapshot contents
@@ -342,6 +343,9 @@ Implemented foundation:
 - the legacy consumer migration receives its database dependency at the script entry point
 - legacy circuit, row, mapping and report writes have real late-failure rollback coverage
 - circuit and device-row persistence value mapping is separated from the general repositories
+- obsolete direct Circuit, CircuitDeviceRow, CircuitList, DistributionBoard and
+  Project repository writes are removed; integration fixtures live under
+  `tests/support` instead of production repositories
 - the legacy consumer UI and application read/write endpoints are removed after verified data cutover
 - retained legacy rows are accessible only through explicit database upgrade tooling
 - project devices no longer persist duplicate legacy power, phase, cosPhi or remark fields

package.json

@@ -14,8 +14,8 @@
     "build:api": "tsc -p tsconfig.json",
     "build:web": "next build",
     "start": "node dist/server/index.js",
-    "test": "tsx --test tests/project-device-schema.test.ts tests/project-device-schema-migration.test.ts tests/project-device-placement.service.test.ts tests/project-device-sync.service.test.ts tests/legacy-consumer-migration-planner.test.ts tests/legacy-consumer-migration.repository.test.ts tests/circuit-numbering.service.test.ts tests/circuit-power-calculation.test.ts tests/circuit-tree.controller.test.ts tests/circuit-editor-history.test.ts tests/circuit-grid-insertion.test.ts tests/circuit-grid-safety.test.ts tests/circuit-grid-model.test.ts tests/circuit-structure-command.test.ts tests/circuit-device-row-move-command.test.ts tests/circuit-section-reorder-command.test.ts tests/circuit-section-renumber-command.test.ts tests/circuit-grid-projection.test.ts tests/distribution-board.repository.test.ts tests/distribution-board-structure-project-command.repository.test.ts tests/project-location-structure-project-command.repository.test.ts tests/project-device-project-command.repository.test.ts tests/project-device-structure-project-command.repository.test.ts tests/project-device-row-sync-project-command.repository.test.ts tests/circuit-section-reorder-project-command.repository.test.ts tests/circuit-section-renumber-project-command.repository.test.ts tests/project-command.model.test.ts tests/project-revision.repository.test.ts tests/circuit-project-command.repository.test.ts tests/circuit-structure-project-command.repository.test.ts tests/circuit-device-row-project-command.repository.test.ts tests/circuit-device-row-structure-project-command.repository.test.ts tests/circuit-device-row-move-project-command.repository.test.ts tests/project-history.repository.test.ts tests/project-history-timeline.test.ts tests/project-version-history.test.ts tests/project-settings-project-command.repository.test.ts tests/project-state-snapshot.test.ts tests/project-snapshot-policy.test.ts tests/project-snapshot.repository.test.ts tests/project-state-restore-command.repository.test.ts tests/project-command.service.test.ts tests/database-backup.test.ts",
+    "test": "tsx --test tests/project-device-schema.test.ts tests/project-device-schema-migration.test.ts tests/project-device-placement.service.test.ts tests/project-device-sync.service.test.ts tests/legacy-consumer-migration-planner.test.ts tests/legacy-consumer-migration.repository.test.ts tests/circuit-numbering.service.test.ts tests/circuit-power-calculation.test.ts tests/circuit-tree.controller.test.ts tests/circuit-editor-history.test.ts tests/circuit-grid-insertion.test.ts tests/circuit-grid-safety.test.ts tests/circuit-grid-model.test.ts tests/circuit-structure-command.test.ts tests/circuit-device-row-move-command.test.ts tests/circuit-section-reorder-command.test.ts tests/circuit-section-renumber-command.test.ts tests/circuit-grid-projection.test.ts tests/distribution-board-structure-project-command.repository.test.ts tests/project-location-structure-project-command.repository.test.ts tests/project-device-project-command.repository.test.ts tests/project-device-structure-project-command.repository.test.ts tests/project-device-row-sync-project-command.repository.test.ts tests/circuit-section-reorder-project-command.repository.test.ts tests/circuit-section-renumber-project-command.repository.test.ts tests/project-command.model.test.ts tests/project-revision.repository.test.ts tests/circuit-project-command.repository.test.ts tests/circuit-structure-project-command.repository.test.ts tests/circuit-device-row-project-command.repository.test.ts tests/circuit-device-row-structure-project-command.repository.test.ts tests/circuit-device-row-move-project-command.repository.test.ts tests/project-history.repository.test.ts tests/project-history-timeline.test.ts tests/project-version-history.test.ts tests/project-settings-project-command.repository.test.ts tests/project-state-snapshot.test.ts tests/project-snapshot-policy.test.ts tests/project-snapshot.repository.test.ts tests/project-state-restore-command.repository.test.ts tests/project-command.service.test.ts tests/database-backup.test.ts",
-    "test:watch": "tsx --watch --test tests/project-device-schema.test.ts tests/project-device-schema-migration.test.ts tests/project-device-placement.service.test.ts tests/project-device-sync.service.test.ts tests/legacy-consumer-migration-planner.test.ts tests/legacy-consumer-migration.repository.test.ts tests/circuit-numbering.service.test.ts tests/circuit-power-calculation.test.ts tests/circuit-tree.controller.test.ts tests/circuit-editor-history.test.ts tests/circuit-grid-insertion.test.ts tests/circuit-grid-safety.test.ts tests/circuit-grid-model.test.ts tests/circuit-structure-command.test.ts tests/circuit-device-row-move-command.test.ts tests/circuit-section-reorder-command.test.ts tests/circuit-section-renumber-command.test.ts tests/circuit-grid-projection.test.ts tests/distribution-board.repository.test.ts tests/distribution-board-structure-project-command.repository.test.ts tests/project-location-structure-project-command.repository.test.ts tests/project-device-project-command.repository.test.ts tests/project-device-structure-project-command.repository.test.ts tests/project-device-row-sync-project-command.repository.test.ts tests/circuit-section-reorder-project-command.repository.test.ts tests/circuit-section-renumber-project-command.repository.test.ts tests/project-command.model.test.ts tests/project-revision.repository.test.ts tests/circuit-project-command.repository.test.ts tests/circuit-structure-project-command.repository.test.ts tests/circuit-device-row-project-command.repository.test.ts tests/circuit-device-row-structure-project-command.repository.test.ts tests/circuit-device-row-move-project-command.repository.test.ts tests/project-history.repository.test.ts tests/project-history-timeline.test.ts tests/project-version-history.test.ts tests/project-settings-project-command.repository.test.ts tests/project-state-snapshot.test.ts tests/project-snapshot-policy.test.ts tests/project-snapshot.repository.test.ts tests/project-state-restore-command.repository.test.ts tests/project-command.service.test.ts tests/database-backup.test.ts",
+    "test:watch": "tsx --watch --test tests/project-device-schema.test.ts tests/project-device-schema-migration.test.ts tests/project-device-placement.service.test.ts tests/project-device-sync.service.test.ts tests/legacy-consumer-migration-planner.test.ts tests/legacy-consumer-migration.repository.test.ts tests/circuit-numbering.service.test.ts tests/circuit-power-calculation.test.ts tests/circuit-tree.controller.test.ts tests/circuit-editor-history.test.ts tests/circuit-grid-insertion.test.ts tests/circuit-grid-safety.test.ts tests/circuit-grid-model.test.ts tests/circuit-structure-command.test.ts tests/circuit-device-row-move-command.test.ts tests/circuit-section-reorder-command.test.ts tests/circuit-section-renumber-command.test.ts tests/circuit-grid-projection.test.ts tests/distribution-board-structure-project-command.repository.test.ts tests/project-location-structure-project-command.repository.test.ts tests/project-device-project-command.repository.test.ts tests/project-device-structure-project-command.repository.test.ts tests/project-device-row-sync-project-command.repository.test.ts tests/circuit-section-reorder-project-command.repository.test.ts tests/circuit-section-renumber-project-command.repository.test.ts tests/project-command.model.test.ts tests/project-revision.repository.test.ts tests/circuit-project-command.repository.test.ts tests/circuit-structure-project-command.repository.test.ts tests/circuit-device-row-project-command.repository.test.ts tests/circuit-device-row-structure-project-command.repository.test.ts tests/circuit-device-row-move-project-command.repository.test.ts tests/project-history.repository.test.ts tests/project-history-timeline.test.ts tests/project-version-history.test.ts tests/project-settings-project-command.repository.test.ts tests/project-state-snapshot.test.ts tests/project-snapshot-policy.test.ts tests/project-snapshot.repository.test.ts tests/project-state-restore-command.repository.test.ts tests/project-command.service.test.ts tests/database-backup.test.ts",
     "db:generate": "drizzle-kit generate",
     "db:migrate": "drizzle-kit migrate",
     "db:backup": "tsx scripts/db-backup.ts",

src/db/repositories/circuit-device-row.repository.ts

@@ -1,33 +1,11 @@
-import crypto from "node:crypto";
 import { and, asc, eq, inArray } from "drizzle-orm";
 import { db } from "../client.js";
 import { circuitDeviceRows } from "../schema/circuit-device-rows.js";
 import { circuitLists } from "../schema/circuit-lists.js";
 import { circuits } from "../schema/circuits.js";
 import { distributionBoards } from "../schema/distribution-boards.js";
-import {
-  toCircuitDeviceRowCreateValues,
-  toCircuitDeviceRowUpdateValues,
-  type CircuitDeviceRowCreateInput,
-  type CircuitDeviceRowUpdateInput,
-} from "./circuit-device-row.persistence.js";
-export type {
-  CircuitDeviceRowCreateInput,
-  CircuitDeviceRowUpdateInput,
-} from "./circuit-device-row.persistence.js";
-export { toCircuitDeviceRowCreateValues } from "./circuit-device-row.persistence.js";
 
 export class CircuitDeviceRowRepository {
-  async findById(rowId: string) {
-    const [row] = await db.select().from(circuitDeviceRows).where(eq(circuitDeviceRows.id, rowId)).limit(1);
-    return row ?? null;
-  }
-
-  async countByCircuit(circuitId: string) {
-    const rows = await db.select({ id: circuitDeviceRows.id }).from(circuitDeviceRows).where(eq(circuitDeviceRows.circuitId, circuitId));
-    return rows.length;
-  }
-
   async listByCircuitList(circuitIds: string[]) {
     if (!circuitIds.length) {
       return [];
@@ -83,34 +61,4 @@ export class CircuitDeviceRowRepository {
       .orderBy(asc(distributionBoards.name), asc(circuits.equipmentIdentifier), asc(circuitDeviceRows.sortOrder));
   }
 
-  async create(input: CircuitDeviceRowCreateInput) {
-    const id = crypto.randomUUID();
-    await db.insert(circuitDeviceRows).values(toCircuitDeviceRowCreateValues(id, input));
-    return id;
-  }
-
-  async update(
-    rowId: string,
-    input: CircuitDeviceRowUpdateInput
-  ) {
-    await db
-      .update(circuitDeviceRows)
-      .set(toCircuitDeviceRowUpdateValues(input))
-      .where(eq(circuitDeviceRows.id, rowId));
-  }
-
-  async delete(rowId: string) {
-    await db.delete(circuitDeviceRows).where(eq(circuitDeviceRows.id, rowId));
-  }
-
-  async moveToCircuit(rowId: string, targetCircuitId: string, sortOrder: number) {
-    await db
-      .update(circuitDeviceRows)
-      .set({
-        circuitId: targetCircuitId,
-        sortOrder,
-      })
-      .where(eq(circuitDeviceRows.id, rowId));
-  }
-
 }

src/db/repositories/circuit-list.repository.ts

@@ -7,44 +7,6 @@ export class CircuitListRepository {
     return db.select().from(circuitLists).where(eq(circuitLists.projectId, projectId));
   }
 
-  async createForDistributionBoard(input: {
-    projectId: string;
-    distributionBoardId: string;
-    name: string;
-  }) {
-    const entry = {
-      id: input.distributionBoardId,
-      projectId: input.projectId,
-      distributionBoardId: input.distributionBoardId,
-      name: input.name,
-    };
-    await db.insert(circuitLists).values(entry);
-    return entry;
-  }
-
-  async findByDistributionBoardId(projectId: string, distributionBoardId: string) {
-    const [row] = await db
-      .select()
-      .from(circuitLists)
-      .where(
-        and(
-          eq(circuitLists.projectId, projectId),
-          eq(circuitLists.distributionBoardId, distributionBoardId)
-        )
-      )
-      .limit(1);
-    return row ?? null;
-  }
-
-  async existsInProject(projectId: string, circuitListId: string) {
-    const [row] = await db
-      .select({ id: circuitLists.id })
-      .from(circuitLists)
-      .where(and(eq(circuitLists.projectId, projectId), eq(circuitLists.id, circuitListId)))
-      .limit(1);
-    return Boolean(row);
-  }
-
   async findById(projectId: string, circuitListId: string) {
     const [row] = await db
       .select()
@@ -53,13 +15,4 @@ export class CircuitListRepository {
       .limit(1);
     return row ?? null;
   }
-
-  async findByIdByListIdOnly(circuitListId: string) {
-    const [row] = await db
-      .select()
-      .from(circuitLists)
-      .where(eq(circuitLists.id, circuitListId))
-      .limit(1);
-    return row ?? null;
-  }
 }

src/db/repositories/circuit.repository.ts

@@ -1,25 +1,8 @@
-import crypto from "node:crypto";
+import { asc, eq } from "drizzle-orm";
-import { and, asc, eq, ne } from "drizzle-orm";
 import { db } from "../client.js";
 import { circuits } from "../schema/circuits.js";
-import {
-  toCircuitCreateValues,
-  type CircuitCreatePersistenceInput,
-} from "./circuit.persistence.js";
-
-export type {
-  CircuitCreatePersistenceInput,
-} from "./circuit.persistence.js";
-export {
-  toCircuitCreateValues,
-} from "./circuit.persistence.js";
 
 export class CircuitRepository {
-  async findById(circuitId: string) {
-    const [row] = await db.select().from(circuits).where(eq(circuits.id, circuitId)).limit(1);
-    return row ?? null;
-  }
-
   async listByCircuitList(circuitListId: string) {
     return db
       .select()
@@ -28,79 +11,6 @@ export class CircuitRepository {
       .orderBy(asc(circuits.sortOrder), asc(circuits.equipmentIdentifier));
   }
 
-  async create(input: CircuitCreatePersistenceInput) {
-    const id = crypto.randomUUID();
-    await db.insert(circuits).values(toCircuitCreateValues(id, input));
-    return id;
-  }
-
-  async update(
-    circuitId: string,
-    input: {
-      sectionId: string;
-      equipmentIdentifier: string;
-      displayName?: string;
-      sortOrder: number;
-      protectionType?: string;
-      protectionRatedCurrent?: number;
-      protectionCharacteristic?: string;
-      cableType?: string;
-      cableCrossSection?: string;
-      cableLength?: number;
-      rcdAssignment?: string;
-      terminalDesignation?: string;
-      voltage?: number;
-      controlRequirement?: string;
-      status?: string;
-      isReserve: boolean;
-      remark?: string;
-    }
-  ) {
-    await db
-      .update(circuits)
-      .set({
-        sectionId: input.sectionId,
-        equipmentIdentifier: input.equipmentIdentifier,
-        displayName: input.displayName ?? null,
-        sortOrder: input.sortOrder,
-        protectionType: input.protectionType ?? null,
-        protectionRatedCurrent: input.protectionRatedCurrent ?? null,
-        protectionCharacteristic: input.protectionCharacteristic ?? null,
-        cableType: input.cableType ?? null,
-        cableCrossSection: input.cableCrossSection ?? null,
-        cableLength: input.cableLength ?? null,
-        rcdAssignment: input.rcdAssignment ?? null,
-        terminalDesignation: input.terminalDesignation ?? null,
-        voltage: input.voltage ?? null,
-        controlRequirement: input.controlRequirement ?? null,
-        status: input.status ?? null,
-        isReserve: input.isReserve ? 1 : 0,
-        remark: input.remark ?? null,
-      })
-      .where(eq(circuits.id, circuitId));
-  }
-
-  async delete(circuitId: string) {
-    await db.delete(circuits).where(eq(circuits.id, circuitId));
-  }
-
-  async existsByEquipmentIdentifier(circuitListId: string, equipmentIdentifier: string, excludeCircuitId?: string) {
-    const rows = await db
-      .select({ id: circuits.id })
-      .from(circuits)
-      .where(
-        excludeCircuitId
-          ? and(
-              eq(circuits.circuitListId, circuitListId),
-              eq(circuits.equipmentIdentifier, equipmentIdentifier),
-              ne(circuits.id, excludeCircuitId)
-            )
-          : and(eq(circuits.circuitListId, circuitListId), eq(circuits.equipmentIdentifier, equipmentIdentifier))
-      )
-      .limit(1);
-    return Boolean(rows.length);
-  }
-
   async listBySection(sectionId: string) {
     return db
       .select()
@@ -108,5 +18,4 @@ export class CircuitRepository {
       .where(eq(circuits.sectionId, sectionId))
       .orderBy(asc(circuits.sortOrder), asc(circuits.equipmentIdentifier));
   }
-
 }

src/db/repositories/distribution-board.repository.ts

@@ -1,10 +1,6 @@
-import crypto from "node:crypto";
+import { eq } from "drizzle-orm";
-import { and, eq } from "drizzle-orm";
 import type { AppDatabase } from "../database-context.js";
-import { circuitLists } from "../schema/circuit-lists.js";
-import { circuitSections } from "../schema/circuit-sections.js";
 import { distributionBoards } from "../schema/distribution-boards.js";
-import { createDefaultCircuitSectionValues } from "./circuit-section.repository.js";
 
 export class DistributionBoardRepository {
   constructor(private readonly database: AppDatabase) {}
@@ -16,44 +12,4 @@ export class DistributionBoardRepository {
       .where(eq(distributionBoards.projectId, projectId));
   }
 
-  async create(projectId: string, name: string) {
-    const id = crypto.randomUUID();
-    const board = { id, projectId, name };
-    await this.database.insert(distributionBoards).values(board);
-    return board;
-  }
-
-  createWithCircuitListAndDefaultSections(projectId: string, name: string) {
-    const id = crypto.randomUUID();
-    const board = { id, projectId, name };
-    const circuitList = {
-      id,
-      projectId,
-      distributionBoardId: id,
-      name: `${name} Stromkreisliste`,
-    };
-    const sections = createDefaultCircuitSectionValues(id);
-
-    this.database.transaction((tx) => {
-      tx.insert(distributionBoards).values(board).run();
-      tx.insert(circuitLists).values(circuitList).run();
-      tx.insert(circuitSections).values(sections).run();
-    });
-
-    return board;
-  }
-
-  async existsInProject(projectId: string, distributionBoardId: string) {
-    const [row] = await this.database
-      .select({ id: distributionBoards.id })
-      .from(distributionBoards)
-      .where(
-        and(
-          eq(distributionBoards.projectId, projectId),
-          eq(distributionBoards.id, distributionBoardId)
-        )
-      )
-      .limit(1);
-    return Boolean(row);
-  }
 }

src/db/repositories/project.repository.ts

@@ -28,8 +28,4 @@ export class ProjectRepository {
     const [row] = await db.select().from(projects).where(eq(projects.id, projectId)).limit(1);
     return row ?? null;
   }
-
-  async delete(projectId: string) {
-    await db.delete(projects).where(eq(projects.id, projectId));
-  }
 }

tests/circuit-device-row-move-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitDeviceRowMoveProjectCommandRepository } from "../src/db/repositories/circuit-device-row-move-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -39,7 +39,7 @@ function createTestDatabase(): TestFixture {
       { id: "project-2", name: "Other project" },
     ])
     .run();
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-device-row-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitDeviceRowProjectCommandRepository } from "../src/db/repositories/circuit-device-row-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
 import { circuits } from "../src/db/schema/circuits.js";
@@ -34,7 +34,7 @@ function createTestDatabase(): DatabaseContext {
     ])
     .run();
 
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-device-row-structure-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitDeviceRowStructureProjectCommandRepository } from "../src/db/repositories/circuit-device-row-structure-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -36,7 +36,7 @@ function createTestDatabase(): DatabaseContext {
     ])
     .run();
 
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitProjectCommandRepository } from "../src/db/repositories/circuit-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { projectChangeSets } from "../src/db/schema/project-change-sets.js";
 import { projectRevisions } from "../src/db/schema/project-revisions.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -38,7 +38,7 @@ function createTestFixture(): TestFixture {
     ])
     .run();
 
-  const repository = new DistributionBoardRepository(context.db);
+  const repository = new DistributionBoardFixtureRepository(context.db);
   const board = repository.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-section-renumber-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitSectionRenumberProjectCommandRepository } from "../src/db/repositories/circuit-section-renumber-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -35,7 +35,7 @@ function createTestDatabase(): TestFixture {
       { id: "project-2", name: "Other project" },
     ])
     .run();
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-section-reorder-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitSectionReorderProjectCommandRepository } from "../src/db/repositories/circuit-section-reorder-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -37,7 +37,7 @@ function createTestDatabase(): TestFixture {
       { id: "project-2", name: "Other project" },
     ])
     .run();
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/circuit-structure-project-command.repository.test.ts

@@ -8,7 +8,7 @@ import {
   type DatabaseContext,
 } from "../src/db/database-context.js";
 import { CircuitStructureProjectCommandRepository } from "../src/db/repositories/circuit-structure-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -45,7 +45,7 @@ function createTestDatabase(): TestFixture {
     ])
     .run();
 
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/distribution-board.repository.test.ts

@@ -1,98 +0,0 @@
-import path from "node:path";
-import assert from "node:assert/strict";
-import { describe, it } from "node:test";
-import { eq } from "drizzle-orm";
-import { migrate } from "drizzle-orm/better-sqlite3/migrator";
-import {
-  createDatabaseContext,
-  type DatabaseContext,
-} from "../src/db/database-context.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
-import { circuitLists } from "../src/db/schema/circuit-lists.js";
-import { circuitSections } from "../src/db/schema/circuit-sections.js";
-import { distributionBoards } from "../src/db/schema/distribution-boards.js";
-import { projects } from "../src/db/schema/projects.js";
-
-function createTestDatabase(): DatabaseContext {
-  const context = createDatabaseContext(":memory:");
-  migrate(context.db, {
-    migrationsFolder: path.resolve("src", "db", "migrations"),
-  });
-  context.db.insert(projects).values({ id: "project-1", name: "Test project" }).run();
-  return context;
-}
-
-describe("distribution board repository integration", () => {
-  it("commits board, circuit list and default sections together", () => {
-    const context = createTestDatabase();
-    try {
-      const repository = new DistributionBoardRepository(context.db);
-      const board = repository.createWithCircuitListAndDefaultSections(
-        "project-1",
-        "UV-01"
-      );
-
-      const persistedBoards = context.db
-        .select()
-        .from(distributionBoards)
-        .where(eq(distributionBoards.id, board.id))
-        .all();
-      const persistedLists = context.db
-        .select()
-        .from(circuitLists)
-        .where(eq(circuitLists.distributionBoardId, board.id))
-        .all();
-      const persistedSections = context.db
-        .select()
-        .from(circuitSections)
-        .where(eq(circuitSections.circuitListId, board.id))
-        .all();
-
-      assert.deepEqual(persistedBoards, [board]);
-      assert.equal(persistedLists.length, 1);
-      assert.equal(persistedLists[0].name, "UV-01 Stromkreisliste");
-      assert.deepEqual(
-        persistedSections
-          .sort((left, right) => left.sortOrder - right.sortOrder)
-          .map((section) => [section.key, section.prefix]),
-        [
-          ["lighting", "-1F"],
-          ["single_phase", "-2F"],
-          ["three_phase", "-3F"],
-          ["unassigned", "-UF"],
-        ]
-      );
-    } finally {
-      context.close();
-    }
-  });
-
-  it("rolls back board and circuit list when default section creation fails", () => {
-    const context = createTestDatabase();
-    try {
-      context.sqlite.exec(`
-        CREATE TRIGGER fail_default_section_insert
-        BEFORE INSERT ON circuit_sections
-        BEGIN
-          SELECT RAISE(ABORT, 'forced section failure');
-        END;
-      `);
-      const repository = new DistributionBoardRepository(context.db);
-
-      assert.throws(
-        () =>
-          repository.createWithCircuitListAndDefaultSections(
-            "project-1",
-            "UV rollback"
-          ),
-        /forced section failure/
-      );
-
-      assert.equal(context.db.select().from(distributionBoards).all().length, 0);
-      assert.equal(context.db.select().from(circuitLists).all().length, 0);
-      assert.equal(context.db.select().from(circuitSections).all().length, 0);
-    } finally {
-      context.close();
-    }
-  });
-});

tests/legacy-consumer-migration.repository.test.ts

@@ -7,7 +7,7 @@ import {
   createDatabaseContext,
   type DatabaseContext,
 } from "../src/db/database-context.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { LegacyConsumerMigrationRepository } from "../src/db/repositories/legacy-consumer-migration.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -23,7 +23,7 @@ function createTestDatabase() {
     migrationsFolder: path.resolve("src", "db", "migrations"),
   });
   context.db.insert(projects).values({ id: "project-1", name: "Test project" }).run();
-  const board = new DistributionBoardRepository(
+  const board = new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-01");
   const [section] = context.db

tests/project-command.service.test.ts

@@ -14,7 +14,7 @@ import { CircuitProjectCommandRepository } from "../src/db/repositories/circuit-
 import { CircuitSectionReorderProjectCommandRepository } from "../src/db/repositories/circuit-section-reorder-project-command.repository.js";
 import { CircuitSectionRenumberProjectCommandRepository } from "../src/db/repositories/circuit-section-renumber-project-command.repository.js";
 import { CircuitStructureProjectCommandRepository } from "../src/db/repositories/circuit-structure-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { DistributionBoardStructureProjectCommandRepository } from "../src/db/repositories/distribution-board-structure-project-command.repository.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { ProjectLocationStructureProjectCommandRepository } from "../src/db/repositories/project-location-structure-project-command.repository.js";
@@ -70,7 +70,7 @@ function createTestDatabase(): DatabaseContext {
     .insert(projects)
     .values({ id: "project-1", name: "Test project" })
     .run();
-  const board = new DistributionBoardRepository(
+  const board = new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-01");
   const section = context.db

tests/project-device-row-sync-project-command.repository.test.ts

@@ -7,7 +7,7 @@ import {
   createDatabaseContext,
   type DatabaseContext,
 } from "../src/db/database-context.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectDeviceRowSyncProjectCommandRepository } from "../src/db/repositories/project-device-row-sync-project-command.repository.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
@@ -37,7 +37,7 @@ function createTestDatabase(): TestFixture {
       { id: "project-2", name: "Other project" },
     ])
     .run();
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/project-device-structure-project-command.repository.test.ts

@@ -7,7 +7,7 @@ import {
   createDatabaseContext,
   type DatabaseContext,
 } from "../src/db/database-context.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectDeviceStructureProjectCommandRepository } from "../src/db/repositories/project-device-structure-project-command.repository.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
@@ -53,7 +53,7 @@ function createTestDatabase(): DatabaseContext {
       { id: "project-2", name: "Other project" },
     ])
     .run();
-  const boards = new DistributionBoardRepository(context.db);
+  const boards = new DistributionBoardFixtureRepository(context.db);
   const board = boards.createWithCircuitListAndDefaultSections(
     "project-1",
     "UV-01"

tests/project-history.repository.test.ts

@@ -9,7 +9,7 @@ import {
 } from "../src/db/database-context.js";
 import { CircuitDeviceRowProjectCommandRepository } from "../src/db/repositories/circuit-device-row-project-command.repository.js";
 import { CircuitProjectCommandRepository } from "../src/db/repositories/circuit-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectHistoryRepository } from "../src/db/repositories/project-history.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitSections } from "../src/db/schema/circuit-sections.js";
@@ -30,7 +30,7 @@ function createTestDatabase(): DatabaseContext {
     .insert(projects)
     .values({ id: "project-1", name: "Test project" })
     .run();
-  const board = new DistributionBoardRepository(
+  const board = new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-01");
   const section = context.db

tests/project-snapshot.repository.test.ts

@@ -8,7 +8,7 @@ import {
   createDatabaseContext,
   type DatabaseContext,
 } from "../src/db/database-context.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { ProjectSnapshotRepository } from "../src/db/repositories/project-snapshot.repository.js";
 import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
 import { circuitLists } from "../src/db/schema/circuit-lists.js";
@@ -37,7 +37,7 @@ function createTestDatabase(): DatabaseContext {
       threePhaseVoltageV: 400,
     })
     .run();
-  const board = new DistributionBoardRepository(
+  const board = new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-01");
   const list = context.db

tests/project-state-restore-command.repository.test.ts

@@ -14,7 +14,7 @@ import { CircuitProjectCommandRepository } from "../src/db/repositories/circuit-
 import { CircuitSectionRenumberProjectCommandRepository } from "../src/db/repositories/circuit-section-renumber-project-command.repository.js";
 import { CircuitSectionReorderProjectCommandRepository } from "../src/db/repositories/circuit-section-reorder-project-command.repository.js";
 import { CircuitStructureProjectCommandRepository } from "../src/db/repositories/circuit-structure-project-command.repository.js";
-import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
+import { DistributionBoardFixtureRepository } from "./support/distribution-board-fixture.js";
 import { DistributionBoardStructureProjectCommandRepository } from "../src/db/repositories/distribution-board-structure-project-command.repository.js";
 import { ProjectDeviceProjectCommandRepository } from "../src/db/repositories/project-device-project-command.repository.js";
 import { ProjectDeviceRowSyncProjectCommandRepository } from "../src/db/repositories/project-device-row-sync-project-command.repository.js";
@@ -50,7 +50,7 @@ function createTestDatabase(): DatabaseContext {
     .insert(projects)
     .values({ id: "project-1", name: "Ausgangsprojekt" })
     .run();
-  const board = new DistributionBoardRepository(
+  const board = new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-01");
   const list = context.db
@@ -194,7 +194,7 @@ function changeCompleteProjectState(context: DatabaseContext) {
       simultaneityFactor: 1,
     })
     .run();
-  new DistributionBoardRepository(
+  new DistributionBoardFixtureRepository(
     context.db
   ).createWithCircuitListAndDefaultSections("project-1", "UV-02");
 }

tests/support/distribution-board-fixture.ts

@@ -0,0 +1,27 @@
+import type { AppDatabase } from "../../src/db/database-context.js";
+import { circuitLists } from "../../src/db/schema/circuit-lists.js";
+import { circuitSections } from "../../src/db/schema/circuit-sections.js";
+import { distributionBoards } from "../../src/db/schema/distribution-boards.js";
+import { createDistributionBoardStructureSnapshot } from "../../src/domain/models/distribution-board-structure-project-command.model.js";
+
+export class DistributionBoardFixtureRepository {
+  constructor(private readonly database: AppDatabase) {}
+
+  createWithCircuitListAndDefaultSections(
+    projectId: string,
+    name: string
+  ) {
+    const structure = createDistributionBoardStructureSnapshot(
+      projectId,
+      name
+    );
+    this.database.transaction((tx) => {
+      tx.insert(distributionBoards)
+        .values(structure.distributionBoard)
+        .run();
+      tx.insert(circuitLists).values(structure.circuitList).run();
+      tx.insert(circuitSections).values(structure.sections).run();
+    });
+    return structure.distributionBoard;
+  }
+}